Cheapest return flights from Houston to Rio Negro in October from $236

AirHint found the following cheapest return flights from Houston (IAH) to Rio Negro (MDE) in October 2025 (see full year).

Return flights

21 Oct - 10 Nov Spirit Airlines
21 Oct - 08 Nov Spirit Airlines
31 Oct - 07 Nov Spirit Airlines
28 Oct - 04 Nov Spirit Airlines
21 Oct - 30 Oct Spirit Airlines
17 Oct - 25 Oct Spirit Airlines
15 Oct - 22 Oct Spirit Airlines
31 Oct - 18 Nov Spirit Airlines
21 Oct - 27 Oct Spirit Airlines
18 Oct - 22 Oct Spirit Airlines
15 Oct - 17 Oct Spirit Airlines
14 Oct - 30 Oct Spirit Airlines
15 Oct - 30 Oct Spirit Airlines
18 Oct - 08 Nov Spirit Airlines
07 Oct - 14 Oct Spirit Airlines
31 Oct - 08 Nov Spirit Airlines
18 Oct - 21 Oct Spirit Airlines
27 Oct - 08 Nov Spirit Airlines
31 Oct - 10 Nov Spirit Airlines
28 Oct - 08 Nov Spirit Airlines

Also check the deals for one-way flights from Houston to Rio Negro in October.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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